—Who taught ______ English last year?—Nobody. She taught herself.A. him B. her C. you
—Is there________ book by Mo Yan? —Yes. It’s on______ bookshelf over there.
Which of the following actions is NOT part of green life?
It’s time for you _______ actions.
Remember to _____ the lights when you leave a room.
-We must act now because time is _______. -Yes. Let's start.